Stella Octangula Number
المؤلف:
Conway, J. H. and Guy, R. K
المصدر:
The Book of Numbers. New York: Springer-Verlag
الجزء والصفحة:
...
24-12-2020
977
Stella Octangula Number
A figurate number of the form
where 
is an octahedral number and 
is a tetrahedral number. The first few are 1, 14, 51, 124, 245, ... (OEIS A007588). The generating function for the stella octangula numbers is
 |
(3)
|
The only known square stella octangula numbers are 1 and 9653449, which correspond to 
with 
and 
.
REFERENCES:
Conway, J. H. and Guy, R. K. The Book of Numbers. New York: Springer-Verlag, p. 51, 1996.
Sloane, N. J. A. Sequence A007588/M4932 in "The On-Line Encyclopedia of Integer Sequences."
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